| 组别 | LVESd (mm) | LVEDd (mm) | LVEF (%) |
| 研究组 | 32.52 ± 3.49 | 40.29 ± 4.31 | 48.06 ± 6.52 |
| 对照组 | 43.21 ± 5.16 | 53.18 ± 5.29 | 37.15 ± 5.34 |
| t | 13.2925 | 14.6326 | 10.0275 |
| P | <0.05 | <0.05 | <0.05 |